Exploring equality
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Lesson details
Key learning points
- In this lesson, we will form equations and explore how to ensure equality is preserved.
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This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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5 Questions
Q1.
Fill in the gaps: An equation is a way to express an ______.
Addition
Algebraic quantity
Expression
Q2.
Use the equation r = 2w to find the value of r when w = 3.
r = 2
r = 5
r = 9
Q3.
Use the equation p = 4w to find the value of w when p = 16.
w = 12
w = 64
w = 8
Q4.
Given that r = 2w, fill in the gaps: r + r = ___ + 2w.
2r
4w
w
Q5.
Given that r = 2w and p = 4w, fill in the blanks: r + p = __w.
2
4
8
5 Questions
Q1.
Fill in the gap: You can use a known equation to form related equations. When forming a related equation you should check that both sides ______.
Connect
Multiply
Sum
Q2.
Given that 5 × 12 = 10 × 6, fill in the gap: 5 x 12 + 5 = 10 x 6 + ___.
10
12
6
Q3.
Given that a = 3b, fill in the gap: 2a = ___b.
3
4
9
Q4.
Given that a = 3b, fill in the gap: a + 3b = b.
Q5.
If c = d + 2, fill in the gap: c - 2 =